2247697627720

素因数分解:

$2^3\times 5^1\times {\mathrm{104561}}^1\times {\mathrm{537413}}^1$

素因数の和:641985

約数の個数: 32

約数和(自身を含む): 5057377440120

約数和(自身を除く): 2809679812400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 104561, 209122, 418244, 522805, 537413, 836488, 1045610, 1074826, 2091220, 2149652, 2687065, 4182440, 4299304, 5374130, 10748260, 21496520, 56192440693, 112384881386, 224769762772, 280962203465, 449539525544, 561924406930, 1123848813860, 2247697627720]

約数ペア:

[(1, 2247697627720), (2, 1123848813860), (4, 561924406930), (5, 449539525544), (8, 280962203465), (10, 224769762772), (20, 112384881386), (40, 56192440693), (104561, 21496520), (209122, 10748260), (418244, 5374130), (522805, 4299304), (537413, 4182440), (836488, 2687065), (1045610, 2149652), (1074826, 2091220)]